Service manual

81
VSX-918V-K
5
6 7 8
5
6 7 8
A
B
C
D
E
F
+12V
SP-A_RY
R/C_RY
SP-B_RY
XPROTECT
C860
Q805
CN816
810
Q803
C802
Q801
C801
D801
C813
C812
IC804
D806
R806
C806
R1109
R807
R808
Q806
Q804
R812
R811
Q802
C808
D831
D829
C870 C871
D830
D828
C809
IC803
C807
CN808
Q808(1/2)
Q807(1/2)
Q808(2/2)
D807
C901
Q807(2/2)
C850
D900
R901
R900
Q810
D827
C810
C811
R813
IC805
21 19
20
17
18
15
16
11 913
14 10
12
7
6
5
4
3
8
1
2
2134 765 8 11910
1
2
5
3
7
6
4
8
9
2
5
4
1
3
GNDA
100/25
GNDU
GNDV
-12V
GNDT
RT1P241M
XKM3011
51048-1100
RT1P241M
D+5V
T+9V
ST+5V
2200/25
RT1P241M
2200/25
S1WB(A)60SD
V+5D1V+5D2
-12V
GNDD
GAV
100/16
0.01
YB
KIA7809API
DGRTN
+12V
MTZJ6.2B
T+9V
0
10K
1uF/16V
10K
1K
GNDU
AC_WUP
AC_RY
FL_AC1
-VF
FL_AC2
HP_SW
RT1N241M
ST+5V
ST+5V
RT1N241M
STBY
STBY
RT1N241M
REG_G
REG_B
4700/16
DGRTN
DREG
REG_B
STBY
GDAC
0.1
YB
STBY
D3SBA20(B)
DREG
STBY
MTZJ6.2B
W208
100/10
BA05FP
0.01
YB
AD+5V
RT3N22M
RT3P22M
1SS133
RT3N22M
RT3P22M
MTZJ7.5B
V+5D1
V+5D2
100/10
0.1
10
1K
2SD1858X(QR)
V+7D
MTZJ6.2B
100/10
0.01
YB
1K
D+5V
NJM2831F05
+
-
~
~
OUT IN
1-B6
+
-
~
~
1-B6
1-B6
1-B6
OUT IN
STBY
Tolerance:(J)± 5% unless otherwise noted.
Umit: p-pF or μF unless otherwise noted.
Ratings:Capacity(μF)/Voltage(V)
2.CAPACITORS
electrolytic capacitors.
Rated Voltage:50V except for
unless otherwise noted.
NOTE
1.RESISTORS
Unit:k-kΩ,M-MΩ or Ω unless otherwise noted.
Rated power:1/4W unless otherwise noted.
GAV
SWOUT
+12V
TO MAIN ASSY
(MAIN ASSY 3/3)
GNDA
GAV
NC
AC RY
-12V
FL AC1
-VF
FL AC2
AC WP
D+5V
T+9V
HP.SW
SP-A RY
GNDT
GNDU
ST+5V
SP-B RY
R/C RY
V+5D2
TO REGULATOR ASSY
J43
XDX3066
V+5D1
SP Relay Drive
*2
REG G
DREG
GNDD
DREG
REG B+
+12V
GAV
REG B-
-12V
DGRTN
DGRTN
DGRTN
T.+9V REG.IC
*2
5.0V
11.1V
AD+5V REG IC
V+7H
DGRTN
DGRTN
V+5
V+5
DGRTN
STBY
W81
W80
5.0V
D+5.0V REG.IC
C 2/2
N
CN111
A 3/3
CN800
C 1/2
C 1/2
(SW)
(SW)
Q802
Q801
O
VSX-818V
VSX-918V
*2